Before laying out a new set of sod, it is important to remove the weeds. You would have to apply a good layer of natural or even chemical weed and grass killer to ensure you exterminate all weeds. You can make natural weed killers but adding white vinegar, salt and some dish soap for a more affordable and effective option to kill weeds. After which, you need a sod cutter to remove all the parts of the old lawn and its weeds.
Before being able to grow your lawn, you would have to constantly water it and wait for about one or two weeks. This is a crucial step as it can cause weeds to spread easily. You must use weed killers to fully stop weeds from growing. After which, you are able to lay out new sod with confidence that weeds will not grow out. If you feel that this process is too difficult for you, you should consider engaging professionals to help with the sod installations. This way you can have an ease of mind as you can trust on the knowledge and expertise of the highly skilled team. Here is how to remove weeds before sod installation!
Add Grass and Weed Killer
When you decide to re-sod your lawn, you must kill off all weeds that are growing on the lawn as well as the grass that has grown. You want to kill off the grass and weed with very strong killers that can act swiftly. You should opt for glyphosate-based weed killers or even make your own grass killers through ingredients like vinegar. Glyphosate-based weed killers work quickly and swiftly to kill off weeds and grass all the way down to its roots. It will wash out the soil within weeks to ensure that the fresh sod will not be affected. Vinegar based weed killer will not cause long-term damage to your soil that will impact the new sod.
Alternatively, you can choose to use a 2,4-D weed killer. It all depends on your lawn and the soil. You can always seek professionals that can guide you through this process if you are unsure. Once you have decided which weed and grass killer to choose from, spray the lawn and wait a week for the weed killer to take effect.
Re-Treat the Lawn as Necessary
After adding the grass and weed killer for the first time, you can see that weeds still spring up from your lawn. This is because these emergent weed killers do not kill the seeds. As such, if you realize that there are weeds still growing in the lawn, you should repeat the treatment to kill those weeds. Alternatively, if the affected areas are small enough, you can cover the grass over with some black plastic bags to block out any sunlight or moisture from the soil. This will kill all the weeds within a month and prevent any kind of weed growth. However doing it by this method could be inefficient as the effects are slower than using a weed killer. Additionally, it is not a very practical option for those with larger lawns.